Ingredients

serves 8 to 12, active time 30 minutes, total time 3 days seasoning time; 2 1/2 hours oven time; 10 to 15 minutes rest time

* Seasoning
* 6- to 7-pound boneless pork shoulder or Boston butt, well marbled
* 1 generous teaspoon whole cloves, or 1 level teaspoon ground
* 1 generous teaspoon whole allspice, or 1 level teaspoon ground
* 1 generous teaspoon coriander seed, or 1 level teaspoon ground
* 1 generous teaspoon black peppercorns, or 1 level teaspoon ground black pepper
* 2½-inch cinnamon stick, broken, or 2 teaspoons ground
* 1 tablespoon kosher salt
* 6 large garlic cloves, thinly sliced
* ¹⁄³ cup good-tasting extra-virgin olive oil
* 1¹⁄³ cups orange juice
* 1½ cups dry red wine
*
* Roasting and Finishing
* 2 tightly packed tablespoons fresh rosemary leaves
* ½ medium onion, chopped
* ½ teaspoon salt
* 1 tablespoon extra-virgin olive oil
* 1 thin-skinned orange, such as Valencia, Temple, or Hamlin, unpeeled, sliced into thin rounds